CHRYSLER, DODGE, JEEP

21-033-14

2014-10-22 · NHTSA 10139799

車型關聯可作查閱線索；引擎、生產範圍與軟體條件請核對原廠資料。

原廠摘要

以下為英文原文

FLASH: MIL Illumination For P0730 And Transmission Shift Enhancements This bulletin involves selectively erasing and reprogramming the Transmission Control Module (TCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, the technician may find that Diagnostic Trouble Code (DTC) P0730 Incorrect Gear Ratio is setting erroneously. In addition to correcting the DTC, the following Transmission Control Module (TCM) calibration improvements are now available. These updates are broken down by vehicle line and engine category.WK, WD, JK and LC Vehicles equipped with a 3.6L engine (Sales Code ERB) Hanging in gear during HOT ambient temperature conditions while vehicle is loaded or towing. Delayed downshift during acceleration at speeds above 48 kph. (Taiwan, Japan, and China market only). Delayed downshift when driving at altitudes higher than 2500 feet. Inconsistent shifting when towing or while driving up or down steep hills. Delayed upshift while driving in 4 low Intermittent delayed shift. Delayed engagement when shifting from drive to reverse while in 4 low. (JK Rubicon only) Delayed shift from second gear while towing or driving on steep grades. (JK Rubicon only) Intermittent delayed engagement from reverse to drive. Less than desired shift quality in AutoStick mode. (LC vehicles only) Fuel economy improvements. (LC vehicles only)LC Vehicles equipped with a 5.7L engine (Sales Codes EZH or EZC) Hanging in gear during HOT ambient temperature conditions while vehicle is loaded or towing. Bump sensation felt during deceleration or braking. Fuel economy improvements.LC and WK Vehicles equipped with a 6.4L engine (Sales Codes ESH or ESG) Bump sensation felt during deceleration or braking. (LC only) Inconsistent downshift during Wide Open Throttle (WOT) accelerations at highway speeds (i.e. passing). Transmission enhancements to improve acceleration while in reverse going uphill on steep

僅在原廠、通報編號、發布日期和完整摘要一致時，才合併重複登錄，並保留原始編號。舊資料仍可查閱；確認明確取代關係後才標示後續版本。1994 年以前的車輛關聯與預設結果分開顯示；未註明年式不等於所有年式適用。